Ricoh B230 Service Manual page 322

No. Type
CTL Self-diagnosis error: optional RAM
829
B [XXXX]: Detailed error code
Verification error (Slot 1)
[0401] The data stored in the optional RAM in Slot 1 does not match the data
when reading.
Composition error (Slot 1)
[0402] The result of checking the composition data of the optional RAM in Slot
1 on the controller is incorrect.
1.
2.
3.
No. Type
IEEE1394 interface error
The 1394 interface is unusable.
CTL
851
B
1.
2.
3.
B230/B237
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Not specified RAM DIMM installed
Defective RAM DIMM
Turn the main switch off and on.
Replace the RAM DIMM.
Replace the controller board.
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Defective IEEE1394
Defective controller.
Turn the main switch off and on.
Replace the IEEE1394 interface board.
Replace the controller.
4-82 SM